Jonathan Keltz
Jonathan Lippert Keltz (born January 17, 1988) is an American actor known for his role as Jake Steinberg in the HBO series Entourage, and his work in the films Prom (2011) and 21 & Over (2013). He stars as Leith Bayard in The CW's series Reign. In May 2014, Keltz was promoted to series regular for the show's second season, premiering in October 2014.